Remove ca-derivations removeReferencesTo (#359318)

pkgs/applications/networking/browsers/firefox/wrapper.nix

···
 , sndio
 , libjack2
 , speechd-minimal
-, removeReferencesTo
 }:
 
 ## configurability of the wrapper itself
···
               };
             }));
 
-      nativeBuildInputs = [ makeWrapper lndir jq removeReferencesTo ];
+      nativeBuildInputs = [ makeWrapper lndir jq ];
       buildInputs = [ browser.gtk3 ];
 
 
···
       passthru = { unwrapped = browser; };
 
       disallowedRequisites = [ stdenv.cc ];
-      postInstall = ''
-        find "$out" -type f -exec remove-references-to -t ${stdenv.cc} '{}' +
-      '';
       meta = browser.meta // {
         inherit (browser.meta) description;
         mainProgram = launcherName;

pkgs/by-name/li/libwebsockets/package.nix

···
 , openssl
 , zlib
 , libuv
-, removeReferencesTo
   # External poll is required for e.g. mosquitto, but discouraged by the maintainer.
 , withExternalPoll ? false
 }:
···
 
   buildInputs = [ openssl zlib libuv ];
 
-  nativeBuildInputs = [ cmake removeReferencesTo ];
+  nativeBuildInputs = [ cmake ];
 
   cmakeFlags = [
     "-DLWS_WITH_PLUGINS=ON"
···
   );
 
   postInstall = ''
-    find "$out" -type f -exec remove-references-to -t ${stdenv.cc.cc} '{}' +
     # Fix path that will be incorrect on move to "dev" output.
     substituteInPlace "$out/lib/cmake/libwebsockets/LibwebsocketsTargets-release.cmake" \
       --replace "\''${_IMPORT_PREFIX}" "$out"

pkgs/by-name/ne/neovim-unwrapped/package.nix

···
   lib,
   stdenv,
   fetchFromGitHub,
-  removeReferencesTo,
   cmake,
   gettext,
   msgpack-c,
···
       cmake
       gettext
       pkg-config
-      removeReferencesTo
     ];
 
     # extra programs test via `make functionaltest`
···
         -e "s|\".*/bin/nvim|\${stdenv.hostPlatform.emulator buildPackages} &|g"
       sed -i src/nvim/po/CMakeLists.txt \
         -e "s|\$<TARGET_FILE:nvim|\${stdenv.hostPlatform.emulator buildPackages} &|g"
-    '';
-    postInstall = ''
-      find "$out" -type f -exec remove-references-to -t ${stdenv.cc} '{}' +
     '';
     # check that the above patching actually works
     outputChecks =